Question: What was the population of Royal National Park, at the time of the 2016 Australian census?
Paraphrase: At the time of the 2016 Australian census, the population of the Royal National Park was?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q113523 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P459 wd:Q33128542 }